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Java Programming: Section 4.5
Toolboxes, API's, and Packages
AS COMPUTERS... complex
for programmers to deal with. You can write programs for a
simple console... 2000 provide
their own sets of subroutines for programmers to use
Java Programming: Section 1.6
The Modern User Interface
WHEN COMPUTERS WERE FIRST INTRODUCED,
ordinary people -- including most programmers -- couldn't get... handlers" that tell the applet how
to respond to various types of events
For C++ programmers
Java NotesFor C++ programmers
Java inherited many features from C++, but some of the important differences
are mentioned below.
Case. Class names...
Chapter 28 -- Moving C and C++ Code to Java (docs.rinet.ru/JaTricks/ch28.htm)
Java Programming: Section 1.2
Asynchronous Events: Polling Loops and Interrupts..., and network interface
can produce input that needs to be processed by the CPU. How...;, that is,
at unpredictable times.
As another example of how interrupts are used
Java Programming: Section 1.5
Objects and Object-oriented Programming
PROGRAMS... programmers and the
people who employ them are always eager to reuse past work...;
with problems that you already know how to solve (and for
which you might
Java Programming: Section 4.1
A SUBROUTINE CONSISTS OF INSTRUCTIONS... -- without understanding
anything about how the thing actually works. The same goes for
a VCR, although if stories about how hard people find it to
set the time
Java Programming: Section 1.7
The Internet and the World-Wide Web
COMPUTERS CAN.... A protocol is simply a
detailed specification of how communication is to proceed...),
which specifies how data is to be physically transmitted from one
Java Programming: Section 9.1
Introduction to Correctness and Robustness... it and how it will be used. For example, a small utility program that you
write... are all too common.
As programmers, we need to understand why that is true
Java Programming: Section 3.4
The for Statement
WE TURN IN THIS SECTION...
For example, consider this example, copied from an example
in Section 2... of this section is a counting loop in which the
loop control variable, years, takes
Java Programming: Section 3.7
Introduction to Applets and Graphics
FOR THE PAST... learned will be an important foundation for
everything to come.
In this section, before moving on to programming-in-the-large, we'll
take a look at how
Java Programming: Section 9.2
Writing Correct Programs
CORRECT PROGRAMS DON'T... in programs.
There are some techniques that programmers can use to increase...,
in Section 4.6. That section introduced
preconditions and postconditions as a way
Java Programming: Section 10.5
Threads and Network Programming
NETWORK PROGRAMS... that
section, it would be a good idea to do it now.) As we saw in that section,
CLChatClient and CLChatServer, from the
For one thing, after
Java Programming: Section 5.2
garbage collection feasible. Programmers
[ Next Section...
Constructors and Object Initialization
OBJECT TYPES... a PairOfDice object is constructed. It's important
to understand when and how
Java Programming: Section 5.3
Programming with Objects
THERE ARE SEVERAL WAYS... as objects.
On another level, object-oriented programming encourages
programmers...;java.util.*;" at the beginning of your program.
(See Section 4.5
for a discussion
Java Programming: Section 5.4
Inheritance, Polymorphism, and Abstract Classes...
The topics covered in this section are relatively advanced... previously in Section 2.5:
The computer will not allow you
to assign an int
Java Programming: Section 9.3
Exceptions and the try...catch Statement
GETTING...( e.getMessage() );
This example shows how to use multiple catch...*A);
As discussed in the previous section,
Java Programming: Section 7.6
Timers, Animation, and Threads
JAVA IS A MULTI... delay time, depending on
how long it takes to process the events and how busy... the source of an event by calling
evt.getSource(). However, Java programmers tend
Java Programmers aren't Born,java newsletter,java,tutorial
absurd idea? Yet how many programmers want to get paid to do... Java Programmers aren't Born
2004-11-30 The Java Specialists' Newsletter [Issue 100] -
Java Programmers aren't Born
Dr. Heinz M. Kabutz
In this program we are going to tell you how you can
divide a pdf file... to ensure that the
Paragraph's text is justified on both sides create a Section
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Java Programming: Section 5.5
this and super
ALTHOUGH THE BASIC IDEAS of object... there are a lot of details. This section
and the next
cover more of those annoying... will explain it again briefly, or I will refer you
back to it. In this section, we'll
Java Programming: Section 12.2
List and Set Classes
IN THE PREVIOUS SECTION, we looked at the general properties
of collection classes in Java. In this section, we look at some specific collection
classes and how to use them
Java Programming: Section 2.2
Variables and the Primitive Types
Confusion can arise, especially for beginning programmers, because
when a variable... is not used to
objects). I'll have more to say about them in the
Java Programming: Section 1.1
The Fetch and Execute Cycle: Machine Language..., which will be covered in the next
section, this is all that the CPU ever does... together.
So, you should understand this much about how computers
Java Programming: Section 6.6
Introduction to Layouts and Components
IN PRECEDING SECTIONS, YOU'VE SEEN how to use a
graphics context to draw on the screen and how to handle mouse events
and keyboard events. In one sense, that's all
Java Programming: Section 11.4
in the next section,
where we'll see how to create an expression tree to represent...
WE HAVE SEEN in the two previous sections
how objects can be linked into lists. When an object contains
Java Programming: Section 3.3
The while and do..while Statements
STATEMENTS... statement and the do..while
statement in this section. At the same time, we'll look...
for designing algorithms that were introduced in the
Java Programming: Section 11.2
EVERY USEFUL OBJECT contains... );
Now, suppose that we want to know how many levels of supervisors... of command through a series of supervisor links,
and count how many steps
Java Programming: Section 1.4
Fundamental Building Blocks of Programs... -- and might not work at
all if you don't know in advance how many names...-oriented programming,
which is discussed in the next section.
Java Programming: Section 6.1
The Basic Java Applet and JApplet
JAVA APPLETS... of these methods and give them something to do.
Back in Section 2.1,
when you first....
In this section, we'll look at a few of the things that
applets can do. We'll spend
Java Programming: Section 10.3
Programming With Files
IN THIS SECTION, we look... need were
introduced in Section 1 and Section 2.
The first example is a program... to tell in advance how many
words will be found in the file, we need
Java Programming: Section 6.5
IN JAVA, EVENTS are associated...
I will discuss some aspects of it below. After reading this section..., directly analogous
to what you learned about mouse events in the previous
Java Programming: Section 4.4
A SUBROUTINE THAT RETURNS A VALUE...
unwanted input is exactly what you need to do.)
You've already seen how... seen
is how to write functions of your own. A function takes the
Java Programming: Section 4.6
More on Program Design
UNDERSTANDING HOW PROGRAMS... is another
thing altogether. In Section 3.2, I
discussed how stepwise refinement can be used to methodically
develop an algorithm. We can now see how subroutines
Java Programming: Section 8.4
Searching and Sorting
TWO ARRAY PROCESSING... are in increasing (or decreasing) order.
In this section, most of my examples... of type PhoneEntry
and an integer variable to keep track of how many entries
Java Programming: Section 4.2
Static Subroutines and Static Variables
EVERY..., of the "black box", as discussed in the
previous section... in Section 4.
If the subroutine is not a function, then the return-type
Java Programming: Section 3.2
PROGRAMMING IS DIFFICULT... program exactly as written. How, then,
do people write any but the most simple..., the programmer has some idea of how to perform
the task by hand, at least
Java Programming: Section 2.1
The Basic Java Application
A PROGRAM IS A SEQUENCE... vocabulary of the language and how programs
can be constructed using things like... understand
how they work, and maybe writing short programs of your own to test
Java Programming: Section 2.5
Details of Expressions
THIS SECTION TAKES A CLOSER... informally
with expressions. This section tells you the more-or-less complete..., there is a question of precedence,
which determines how the operators are grouped
Java Programming: Section 6.2
to an int.
We'll worry about how to do that later.
[ Next Section...
APPLETS GENERALLY APPEAR ON PAGES..., and it has become
a rather complicated language. In this section, I
Java Programming: Section 10.2
THE DATA AND PROGRAMS IN A COMPUTER'S MAIN...
and FileOutputStream. In this section, I will only discuss
character-oriented... all the file operations described in this section.
The FileReader class
Java Programming: Section 4.3
are made. You've seen how
this works in the last example in the previous section...
IF A SUBROUTINE IS A BLACK BOX... to the "3N+1" problem
that was discussed in Section 3.2.
(Recall that a 3N+1
Java Programming: Section 6.4
EVENTS ARE CENTRAL to programming... a main routine
that runs an event loop.
In this section, we'll look... in general. The next
section will cover keyboard events. Java also has other
Java Programming: Section 11.3
Stacks and Queues
A LINKED LIST is a particular....
In the previous section, we used a linked list
to store an ordered list of Strings... and
a set of operations on those values, without any specification of
Java Programming: Section 11.5
In the rest of this section, I will show how a BNF grammar for a language...
A Simple Recursive-descent Parser
I HAVE ALWAYS... about
how languages can convey information, how they are structured, and
Java Programming: Section 7.1
More About Graphics
IN THIS SECTION, we'll look at some additional aspects
of graphics in Java. Most of the section deals.... (Although you don't
really need to know this, here is how it works: When you use
Java Programming: Section 8.2
Programming with Arrays
ARRAYS ARE THE MOST BASIC... -- will be covered in
Section 4. This section introduces
some of the basic ideas of array... from sourceArray
to destArray. The count tells how many elements to